Finding the Fourth Proportional to 3,901,524.06, 5,383,981.61 and 2,159,088.62
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Solution
The fourth proportional to 3,901,524.06, 5,383,981.61 and 2,159,088.62 is: 2,979,475.00
Step by Step Solution
- Step 1: Write the proportion equation
3,901,524.06 : 5,383,981.61 = 2,159,088.62 : x - Step 2: Convert to fraction form
3,901,524.06/5,383,981.61 = 2,159,088.62/x - Step 3: Cross multiply
3,901,524.06x = 5,383,981.61 × 2,159,088.62 - Step 4: Simplify right side
3,901,524.06x = 11,624,493,394,821.51 - Step 5: Solve for x
x = 11,624,493,394,821.51/3,901,524.06 - Step 6: Final answer
x = 2,979,475.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.